US3758420A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tituted aromatic acid sequestering agent detergent composition containing a homogeneously polyfunctionally sub
Assignee: Procter and Gamble Co
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Filing: 1970-12-28
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Granted: 1973-09-11
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Expires: 1990-12-28
Abstract
Abstract A DETERGENT COMPOSITION IS PROVIDED COMPRISING A WATER-SOLUBLE ORGANIC SYNTHETIC DETERGENT, AND AS A DETERGENCY AID, SEQUESTERING AGENT WHICH IS A WATER-SOLUBLE SALT OF A HOMOGENEOUSLY POLYFUNCTIONALLY-SUBSTITUTED AROMATIC ACID COMPOUND HAVING THE FORMULA 1,2,3,4,5,6-HEXA(R-)BENZENE WHEREIN AT LEAST THREE R''S REPRESENT SO3H SUBSTITUENTS.
Inventors
- 👤 D Connor
- 👤 H Krummel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:28
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/34; C11D3/3418
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |